Finding the Third Proportional to 79,911 and 173,646

Step by Step Solution

1. Step 1: Write the proportion equation
   79,911 : 173,646 = 173,646 : x
2. Step 2: Convert to fraction form
   79,911/173,646 = 173,646/x
3. Step 3: Cross multiply
   79,911x = 173,646 × 173,646
4. Step 4: Simplify right side
   79,911x = 30,152,933,316
5. Step 5: Solve for x
   x = 30,152,933,316/79,911
6. Step 6: Final answer
   x = 377,331.45